<head></head>

<body>

<div style="display: flex; height: 100%; flex-wrap: nowrap; flex-direction: column">
    <button>Helloooooo</button>
    <button>Helloooooo</button>
    <button>Helloooooo</button>
    <button>Helloooooo</button>


    <div style="display: flex; flex-direction: row">
        <button style="flex-shrink: 1;">
            Hellooooooooooooo ooooooooooooooooo oooooooooooooooo oooooooooooooooo oooooooooooooooooooooooooooo
        </button>
        <button style="flex-shrink: 0">
            Helloooo ooooo
        </button>
    </div>
</div>


</body>
